Maxon Sandstone and Bissett Conglomerate, undivided

Maxon Sandstone and Bissett Conglomerate, undivided NOTE: This unit is represented within the map unit explanation of (Geol. Map of Texas, 1992, Bur. Econ. Geol.) but does not occur on the map and is NOT included in the spatial data.

Conglomerate and sandstone in Brewster Co. and Marathon Uplift and Glass Mountains. Bissett Conglo. pebbles of ls., dolo., and quartz; some interbeds of ls and brn-yell shale; thickness as much as 700ft. Maxon Ss fine grained, calcareous, well cemented to friable, massive to bedded; limestone nodular to bedded, hard to soft. thickness of Maxon Ss 114 ft in area of Santiago Mtns, feathers out east and south short of Big Bend Natl Park and Black Gap area.